Therapeutic electrical stimulator



FIG. 1 is a frontal elevational view of a new design for a therapeutic electrical stimulator, the rear elevational view being a mirror image thereof;

FIG. 2 is a side elevational view, the opposite side elevational view being a mirror image thereof;

FIG. 3 is a top view; and,

FIG. 4 is a bottom view. 

The ornamental design for a therapeutic electrical stimulator, as shown and described. 